CVE-2021-27065๐ฅ Known Exploited (CISA KEV)HIGH7.8CVSS Severity ScoreEPSS Score65.5340%EPSS Percentile95.61thPublished2021-03-03Last Modified2025-12-18Data SourcesNVDCISA KEVFIRST.org EPSSVulnerability DescriptionMicrosoft Exchange Server Remote Code Execution VulnerabilityAffected Platforms (CPE)๐ฆMicrosoftExchange Server= 2013= 2016= 2019References & Advisories๐ http://packetstormsecurity.com/files/161938/Microsoft-Exchange-ProxyLogon-Remote-Code-Execution.html๐ http://packetstormsecurity.com/files/162736/Microsoft-Exchange-ProxyLogon-Collector.html๐ https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27065๐ http://packetstormsecurity.com/files/161938/Microsoft-Exchange-ProxyLogon-Remote-Code-Execution.html๐ http://packetstormsecurity.com/files/162736/Microsoft-Exchange-ProxyLogon-Collector.html๐ https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27065๐ https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-27065